| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 11734 |
46.9%
|
| 2 | Monthly | 4262 |
17%
|
| 3 | Yearly | 2565 |
10.2%
|
| 4 | Not all | 6484 |
25.9%
|
| Sysmiss | 69 |